205259535

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1$

素因数の和:202

約数の個数: 128

約数和(自身を含む): 421344000

約数和(自身を除く): 216084465

約数列:

[1, 3, 5, 9, 13, 15, 27, 29, 37, 39, 45, 65, 87, 109, 111, 117, 135, 145, 185, 195, 261, 327, 333, 351, 377, 435, 481, 545, 555, 585, 783, 981, 999, 1073, 1131, 1305, 1417, 1443, 1635, 1665, 1755, 1885, 2405, 2943, 3161, 3219, 3393, 3915, 4033, 4251, 4329, 4905, 4995, 5365, 5655, 7085, 7215, 9483, 9657, 10179, 12099, 12753, 12987, 13949, 14715, 15805, 16095, 16965, 20165, 21255, 21645, 28449, 28971, 36297, 38259, 41093, 41847, 47415, 48285, 50895, 52429, 60495, 63765, 64935, 69745, 85347, 108891, 116957, 123279, 125541, 142245, 144855, 157287, 181485, 191295, 205465, 209235, 262145, 350871, 369837, 376623, 426735, 471861, 544455, 584785, 616395, 627705, 786435, 1052613, 1109511, 1415583, 1520441, 1754355, 1849185, 1883115, 2359305, 3157839, 4561323, 5263065, 5547555, 7077915, 7602205, 13683969, 15789195, 22806615, 41051907, 68419845, 205259535]

約数ペア:

[(1, 205259535), (3, 68419845), (5, 41051907), (9, 22806615), (13, 15789195), (15, 13683969), (27, 7602205), (29, 7077915), (37, 5547555), (39, 5263065), (45, 4561323), (65, 3157839), (87, 2359305), (109, 1883115), (111, 1849185), (117, 1754355), (135, 1520441), (145, 1415583), (185, 1109511), (195, 1052613), (261, 786435), (327, 627705), (333, 616395), (351, 584785), (377, 544455), (435, 471861), (481, 426735), (545, 376623), (555, 369837), (585, 350871), (783, 262145), (981, 209235), (999, 205465), (1073, 191295), (1131, 181485), (1305, 157287), (1417, 144855), (1443, 142245), (1635, 125541), (1665, 123279), (1755, 116957), (1885, 108891), (2405, 85347), (2943, 69745), (3161, 64935), (3219, 63765), (3393, 60495), (3915, 52429), (4033, 50895), (4251, 48285), (4329, 47415), (4905, 41847), (4995, 41093), (5365, 38259), (5655, 36297), (7085, 28971), (7215, 28449), (9483, 21645), (9657, 21255), (10179, 20165), (12099, 16965), (12753, 16095), (12987, 15805), (13949, 14715)]